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Origin Agritech Limited (NASDAQ: SEED) shares closed up 44.80 percent this past Friday with nearly 2 million shares traded. The stock was one of the biggest gainers on the NASDAQ. The company announced that it will report results for its fiscal year 2013 ended September 30, 2013, before the market opens on Wednesday, January 8, 2014. Origin Agritech Limited (NASDAQ GS: SEED) is China's leading agricultural biotechnology company, specializing in crop seed breeding and genetic improvement, seed production, processing, distribution, and related technical services.

Vale S.A. (NYSE: VALE) shares closed down a modest 1.38 percent on Friday with about 23 million shares traded. The stock was one of the most active stocks on the NYSE. The stock has been down more than 25 percent in the past year. Recently the company announced an agreement with an investment fund managed by Brookfield Asset Management (BAM) for the sale of 26.5% of its stake in VLI S.A., an integrated general cargo logistics company wholly-owned by Vale.

Pixelworks, Inc. (NASDAQ: PXLW) shares closed up 22.01 percent this past Friday on nearly 2.4 million shares traded. The stock was one of the biggest gainers on the NASDAQ and hit a new 52-week high of $5.94 during intra-day trading. The company announced that its PA168 MotionEngine™ video display processor has been selected to power Skyworth’s Ultra HD 4Kx2K Dual Core Android 3D Smart TVs. These new high-end flat panels will deliver the very highest picture quality and an immersive TV viewing experience for the Chinese market.

Sirius XM Holdings Inc. (NASDAQ: SIRI) shares closed up 2.00 percent on Friday with about 60 million shares traded. The stock had one of the biggest volume advances on the NASDAQ. Forbes reported on Friday that Liberty Media announced a proposal to turn Sirius XM Radio into a wholly-owned subsidiary, creating a third class of Liberty Media shares in the process. In the proposed deal, Sirius XM Radio shareholders would have their common stock converted into 0.076 of a new Liberty Media share following a 2-to-1 distribution of Liberty Media Series C common stocks to all Series A and B stakeholders.

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